Home / 3,370.28-5,055.48-1,030.36

Finding the Fourth Proportional to 3,370.28, 5,055.48 and 1,030.36

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Solution

The fourth proportional to 3,370.28, 5,055.48 and 1,030.36 is: 1,545.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.28 : 5,055.48 = 1,030.36 : x
  2. Step 2: Convert to fraction form
    3,370.28/5,055.48 = 1,030.36/x
  3. Step 3: Cross multiply
    3,370.28x = 5,055.48 × 1,030.36
  4. Step 4: Simplify right side
    3,370.28x = 5,208,964.37
  5. Step 5: Solve for x
    x = 5,208,964.37/3,370.28
  6. Step 6: Final answer
    x = 1,545.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.